advpoll.install in Advanced Poll 8

File

advpoll.install

<?php

use Drupal\Core\Config\FileStorage;
use Drupal\Core\Database\Database;

/**
 * implements hook_uninstall
 */
function advpoll_uninstall() {

  // clean up fields we added.
  $entity_manager = \Drupal::service('entity_field.manager');
  $fields = $entity_manager
    ->getFieldDefinitions('poll', 'poll');
  if (isset($fields['field_poll_type'])) {
    $fields['field_poll_type']
      ->delete();
  }
  if (isset($fields['field_writein'])) {
    $fields['field_writein']
      ->delete();
  }
  if (isset($fields['field_writein_multiple'])) {
    $fields['field_writein_multiple']
      ->delete();
  }
  if (isset($fields['field_number_of_votes'])) {
    $fields['field_number_of_votes']
      ->delete();
  }
  if (isset($fields['field_start_date'])) {
    $fields['field_start_date']
      ->delete();
  }

  // Clean up choice fields.
  $choiceFields = $entity_manager
    ->getFieldDefinitions('poll_choice', 'poll_choice');
  if (isset($choiceFields['field_writein'])) {
    $choiceFields['field_writein']
      ->delete();
  }
}

/**
 * implements hook_install
 */
function advpoll_install() {

  // remove primary key lock on poll vote table so that other vote types can be
  // recorded.
  $schema = Database::getConnection()
    ->schema();
  $schema
    ->dropPrimaryKey('poll_vote');
}

/**
 * Add availability of the multiple write-in options.
 */
function advpoll_update_8001() {
  $configPath = drupal_get_path('module', 'advpoll') . '/config/install';
  $source = new FileStorage($configPath);
  $config_manager = Drupal::service('config.manager');
  $entityTypeManager = Drupal::entityTypeManager();
  $field_storage = $entityTypeManager
    ->getStorage('field_storage_config');
  $field_config = $entityTypeManager
    ->getStorage('field_config');

  // Only try to create the field if it doesn't already exist.
  if (!$field_storage
    ->load('poll.field_writein_multiple')) {
    $config_record = $source
      ->read('field.storage.poll.field_writein_multiple');
    $entity_type = $config_manager
      ->getEntityTypeIdByName('field.storage.poll.field_writein_multiple');

    /** @var \Drupal\Core\Config\Entity\ConfigEntityStorageInterface $storage */
    $storage = $entityTypeManager
      ->getStorage($entity_type);

    // Create the config entity.
    $entity = $storage
      ->createFromStorageRecord($config_record)
      ->save();
  }
  if (!$field_config
    ->load('poll.poll.field_writein_multiple')) {
    $config_record = $source
      ->read('field.field.poll.poll.field_writein_multiple');
    $entity_type = $config_manager
      ->getEntityTypeIdByName('field.field.poll.poll.field_writein_multiple');

    /** @var \Drupal\Core\Config\Entity\ConfigEntityStorageInterface $storage */
    $storage = $entityTypeManager
      ->getStorage($entity_type);

    // Create the config entity.
    $entity = $storage
      ->createFromStorageRecord($config_record)
      ->save();
  }
}

Functions

Name	Description
advpoll_install	implements hook_install
advpoll_uninstall	implements hook_uninstall
advpoll_update_8001	Add availability of the multiple write-in options.